What causes dark under-eye circles?

Watch as internal medicine specialist Dr. Keri Peterson explains what may be causing your dark under-eye circles.

Even better than treating psoriasis is preventing a flare-up in the first place. Here’s how.

Here’s how to use everyday cleaners safely and correctly to ward off germs.

Get the dirt on what causes allergies and asthma.

While some bites and stings are harmless, others could send you to the emergency room.

Aging eyelids can be more than just a cosmetic problem. Here's when to worry about sagging skin above the eyes.